Sometimes the speeds on the electronic control settings go "strange" from what the 4 speeds used to be. It can be very frustrating when it doesn't. Would really like to avoid a costly electrical diagnostic test. When a Car Fan Won't Blow . (Page 1 of 2) 3 Replies. i need help please let me know? Either your ignition switch element or a power relay needs to be replaced. Answer Save. Discussion Starter • #1 • Aug 11, 2012. I suspect it’s the blower motor, let me tell you why: My house fan kinda behaves like that… when the blower motor is about to die, sometimes it won’t come on at all, other … Winter is comming and gas is expensive. We have replaced the blower motor resistor three times in the last three months and now the blower won't turn off again. As did the author of this letter, you want your fan back. Your blower motor should have a range of settings that it works on from low up to high with several mid … Apr 12, 2015 at 6:18 PM #2. 1971 Oldsmobile 98 Passenger Compartment Fan Issue. No. But if you turn the climate control back on and then off the blower won't shut off? If you can't get it to … Quote; Post by CanuckQx4 » Sun Nov 06, 2011 8:24 am . I haven't depleted the battery yet, but it's starting to look like that is going to be the result. Currently the … have the same problem? Ask Your Own Car Question. So if the climate control blower control is not adjusting the speed, the regulator is either misconnected or the driver transistor is permanently turned on (burnt). Show More. The speed control chooses the speed of the motor by changing the resistance in series with the DC fan motor. My blower motor does come on. OLDSMOBILE 98. To access it you … If, when the car is moving, hot air comes through the vents, but the fan is off, you may have an issue with your hot/cold temp. These resistors are all attached to one board with shovel plug attachments and the whole assembly is stuck in the air vent to keel them cool. Yes. All the other climate control functions appear to be working (things turn on and off), yet the blower fan continues to run. Blower Motor won't shut off. At first I thought this might be normal and it would shut off after a slight delay. When you turn off the key, you expect the car to stop! Have to disconnect cables to keep battery juiced up and reconnect to drive. To help us help you we need a year and is it a manual or automatic system.thank you ,also … I replaced that and everything worked. Blower motor works on some settings but not others. When I press auto or something or change the position of where I want it to blow it changes it, but I cannot get it to shut off completely. STEVE W. EXPERT; That sounds like the blower motor controller has failed or the control head has failed in a way to tell the blower to stay on. If your fan doesn't turn off no matter what you do, and it's constantly running regardless of how you tried to turn it up, down or off, that means the blower motor resistor isn't regulating the electrical current properly. 2006 Chevy Tahoe hvac blower motor won't shut off when car… 2006 Chevy Tahoe hvac blower... 2006 Chevy Tahoe hvac blower motor won't shut off when car is turned off. My problem is on a 1996 Dodge Caravan 3.3 liter. It can be very annoying but you need to fix it out as soon as possible. Currently I have to disconnect the battery for it to turn off. Ask Your Own Chevy Question. Any suggestions. fuse? Check out what he's been through, and why he should have asked an expert from the start. when it's running it turns the compressor off but still blows all lights seem to be working??? It's usually the control … So, to resolve this problem – ‘how to turn off a car engine,’ read below to know the troubleshooting steps you need to perform. How can I manually turn it off until I can afford to get if fixed. If, however, the … … My Passenger Compartment Fan Works Fine With Vent, Heat, Defog, And Deice Modes. Tom Greenleaf Ultimate Carjunky / … Heater/blower Won't Shut Off. The 2004 Pontiac Grand Prix has 40 problems reported for blower motor will not shut off. Then the coolant reservoir burst and from that point forth the ac blower motor would not activate in any … Reply to Scott K's Post: When I turn the engine on the blower does start again with the system off. Anybody else seen this or have other thoughts? I have a 2001 QX4 and I cannot get my blower motor or whatever to shut off! Customer reply replied 12 years ago. The blower will not turn off. 850 A/C Blower won't turn off unless fuse is pulled. As a result, you won’t be able to turn off the your car. How to Turn off a Car Engine that is NOT … I Have A 1971 Olds 98 With A 455 In It. The trouble relates to the blower motor and its activation. Posts: 2,063 Likes Received: 105 Joined: Oct 25, 2005 Location: Il. Thread starter dlnelsonroca; Start date Apr 29 , 2015; D. dlnelsonroca Active Member. the a/c blower won't turn off unless I turn the car off then restart it??? 1992 - 1997 850, 850 R, 850 T5-R, 850 T5, 850 GLT 1997 - 2000 S70, S70 AWD 1997 - 2000 V70, V70 AWD 1997 - 2000 V70-XC 1997 - 2004 C70. This resistor causes anything like the motor not turning off, the motor runs only on one speed, or not work at all. When I press off on the climate control then it switches the flow of air to my windshield and feet. 03 Suburban AC blower won't turn off even with key out! If the fan won't turn off, just pull the fuse. I have a 2003 GMC Sierra and just today when I shut my vehicle off I noticed the heater was still moving air. George.501Blues 0 George.501Blues 0 Enthusiast; Member; 0 12 posts; Location: Alaska; Posted January 11, 2008. whats wrong with it, is it the resistor? It didn't change … Do you. Posted by … However, … (a little awkward) What … My blower/heating system has developed a little glitch where it turns itself on and off while blowing air at any speed setting. Follow the … Fan won't turn off. M. my2001-325i ... Haven't found any way to turn the thing off. Auto Mechanic: Scott K, ASE Master Tech/Instructor replied 12 years ago. Before calling your service technician out to start replacing components, check the thermostat settings first. Battery goes dead after awhile. … I do have EATC. Today I disconnected both the front seat (near the shifter) and first rear seat controls for the rear AC. 24 Posts #2 • Sep 3, 2016. You can usually adjust this manually. The Haynes manual … i have a jeep grand cherokee (1995, 5.2 liter) my blower motor wont turn off whenever i turn my car off, or when i turn it off from the dash console. Today my car’s AC fan wouldn’t come on at any speed setting, only to come on later in the day… what could it be? rear AC blower won't turn off. I checked under the dash on the passenger side to find the blower motor and found a blower motor resistor. 2004 Grand Prix Blower Motor wont turn off. First time I've ever had a system run without the … The mechanic may have "man-handled" it on accident while working on your car. help!! But, you need to fix it out as soon as possible. 12 Answers. The control module is mounted under the dash on the right side next to the blower motor itself. 2 Posts . Blower Motor constantly turning on and off on its own. Keeps running after you turn the car off and remove the key. Also this is the (EATC) Electronic Automatic Climate Control? 2004 Grand Prix Blower Motor wont turn off. I have a 98 Buick LeSabre Limited with digital climate control. I assume you mean the heater/ac blower inside the cabin? Only way to shut it off is by removing blower motor fuse. Or, if you feel like messing with it, pull the knob off of the controls and make sure it isn't cracked. Its not like it turns on or off for minutes at a time, its almost constantly switching on and off, … Is this something I can fix by ordering a part? How can I manually turn it off until I can afford to get if fixed. Once it quit and it wouldn't turn on. Checked the position setting switch with a multi meter and found no problem (In off position had no continuity). Set the desired temperature above the current room temperature so the air … 2 Posts . Also, why would they not put a fuse on this thing? In the latter case, the blower … There is no relationship. I found the part at my locale parts store. The blower motor won't turn off. Jump to Latest Follow 1 - 7 of 7 Posts. Thanks. The only control is from the climate control. Ask a question; Question. relay? In that case, your car has an electrical problem that needs to be addressed. Answered in 1 minute by: 11/23/2015. The motor drives the air to cook its own resistors. Pulled both fuses and blower shut down. Help, Advice and DIY Tutorials on Volvo's extremely popular car line -- Volvo's 1990s "bread and butter" cars -- powered by the ubiquitous and durable Volvo inline 5-cylinder engine. My current problem is that the blower motor runs continuously at what sounds like high speed. Asked by George.501Blues. Try disconnecting the battery, leaving it unhooked for a few minutes and then hooking it back up. Show Less. Apr 29, 2015 #1 My rear AC blower has been sporadically working lately, but as of yesterday won't turn off at all, even with the motor off and key removed. It has A/C but is a short body and has no rear heat or A/C. … JUST4FUN Admin Staff Member. i can only turn it off by taking out the blower motor fuse. Maybe a computer glitch? The TSB applies to the following vehicles with automatic temperature control: 2004-2007 Buick Rainier Solved . Over time, it can eventually wear out . Put one of the two fuses in and the blower turned back on. If the engine continues to run just as before you turned it off - as if you hadn’t turned it off at all - your ignition and fuel system are not shutting down. About 3 years ago I replaced the digital control on the dash and the blower control module but that time the blower would not work at all and the digital display was out. Friday, August 7th, 2020 AT 5:05 PM. Discussion Starter • #1 • Aug 21, 2013 (Edited) Hello and thanks, Ok here goes-6 months ago my car was warming up with ac on full blast. Please help. Car: 2001.5 Qx4 2wd. The system seems to be running regularly (heat, upper and lower vents, etc.) What's causing this problem. Also I do not understand how it turns off with the ignition OFF and door opened. 1994. Bob D. 11-04-2007, 01:09 AM . Does anyone have any suggestions as to how to go about finding and fixing this issue? GM has issued a technical service bulletin (TSB) #06-01-39-002B to address problems with the front blower motor. I assume the tw 15 Amp fuses are in parallel to accommodate the in rush when turned on full? Sign In HELP! Share this conversation. I can’t control the speed or shut it off, even when the key is turned off. Average repair cost is $140 at 84,000 miles. The wiring to this unit has the connections housed in a plastic plug matching the connections on the board. 16 Answers. 1 ANSWER. 1 decade ago. I recharged the battery and now the car won't start at all, but the lights and components come on after charging it...so does the evil blower as well... Can you help me??? Found out it is a common problem. … The most common reason that your Air Conditioner fan won’t turn off is because a stuck relay keeping the circuit closed. In some cases in cold weather the blower motor may not run, or if it does, it may not shut off when you turn off the vehicle. Which is getting very annoying in this cold weather. The regulator is between the battery and the blower motor. There might be many reasons responsible for this problem. control. The blower motor relay controls the current used to power the blower motor, and is subject to the constant on and off switching. Blower won’t turn off 4 Answers. it's just that what turn off and actually blows harder when you try to turn it off. A/C heater blower motor won't turn off unless you pull 30 amp fuse. Chevy Mechanic: … 26,045 Report; Tom answered 5 years ago The blower resister will prevent the blower from starting however it's not used for stopping unless of course you remove it /// the motor will stop then for sure. Any ideas? gregdelima Posts: 5 … Well, I don’t think it’s the fuse (otherwise the fan wouldn’t come on at all,) it’s probably not the blower motor resistor either. Hi I just bought my car yesterday and my blower fan will nt turn off of high or even turn off. 2003 Chevy Suburban 1500 2wd, I can't get my ac blower to shut off even with the key out and it drains the battery. thanks Did you ever discover the solution to this problem? The blower on my 2001 Jeep Grand Cherokee won’t turn off after I take ignition key out. I'm assuming it's the blower resistor but my mind keeps wandering to battery relays or even the ignition switch. Although everything else electric turns off when you turn the car off and pull the keys. If it’s not the relay, your thermostat likely has a shorted cable or needs to be replaced. In Some GM cars, the blower control module for the automatic speed control quits operating correctly and may not shut off the blower motor power. One speed, or not work at all something I can only turn car blower motor won't turn off until! Chevy Mechanic: Scott K 's Post: when I press off on right... 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